Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9e4baccb46b81b982d9474c3f8bc2f0ace098e9e76d0d0942246198cd63d8839:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^